A204187 - cp's OEIS frontend

A204187 a(n) = Sum_{m=1..n-1} m^(n-1) modulo n.

n	a(n)
1	0
2	1
3	2
4	0
5	4
6	3
7	6
8	0
9	6
10	5
11	10
12	0
13	12
14	7
15	10
16	0
17	16
18	9
19	18
20	0
21	14
22	11
23	22
24	0
25	20
26	13
27	18
28	0
29	28
30	15
31	30
32	0
33	22
34	17
35	0
36	0
37	36
38	19
39	26
40	0
41	40
42	21
43	42
44	0
45	21
46	23
47	46
48	0
49	42
50	25
51	34
52	0
53	52
54	27
55	0
56	0
57	38
58	29
59	58
60	0
61	60
62	31
63	42
64	0
65	52
66	33
67	66
68	0
69	46
70	35
71	70
72	0

[0, 1, 2, 0, 4, 3, 6, 0, 6, 5, 10, 0, 12, 7, 10, 0, 16, 9, 18, 0, 14, 11, 22, 0, 20, 13, 18, 0, 28, 15, 30, 0, 22, 17, 0, 0, 36, 19, 26, 0, 40, 21, 42, 0, 21, 23, 46, 0, 42, 25, 34, 0, 52, 27, 0, 0, 38, 29, 58, 0, 60, 31, 42, 0, 52, 33, 66, 0, 46, 35, 70, 0]

cp's OEIS Frontend

A204187 a(n) = Sum_{m=1..n-1} m^(n-1) modulo n.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	0
5	4
6	3
7	6
8	0
9	6
10	5
11	10
12	0
13	12
14	7
15	10
16	0
17	16
18	9
19	18
20	0
21	14
22	11
23	22
24	0
25	20
26	13
27	18
28	0
29	28
30	15
31	30
32	0
33	22
34	17
35	0
36	0
37	36
38	19
39	26
40	0
41	40
42	21
43	42
44	0
45	21
46	23
47	46
48	0
49	42
50	25
51	34
52	0
53	52
54	27
55	0
56	0
57	38
58	29
59	58
60	0
61	60
62	31
63	42
64	0
65	52
66	33
67	66
68	0
69	46
70	35
71	70
72	0

n	a(n)
1	0
2	1
3	2
4	0
5	4
6	3
7	6
8	0
9	6
10	5
11	10
12	0
13	12
14	7
15	10
16	0
17	16
18	9
19	18
20	0
21	14
22	11
23	22
24	0
25	20
26	13
27	18
28	0
29	28
30	15
31	30
32	0
33	22
34	17
35	0
36	0
37	36
38	19
39	26
40	0
41	40
42	21
43	42
44	0
45	21
46	23
47	46
48	0
49	42
50	25
51	34
52	0
53	52
54	27
55	0
56	0
57	38
58	29
59	58
60	0
61	60
62	31
63	42
64	0
65	52
66	33
67	66
68	0
69	46
70	35
71	70
72	0

n	a(n)
1	0
2	1
3	2
4	0
5	4
6	3
7	6
8	0
9	6
10	5
11	10
12	0
13	12
14	7
15	10
16	0
17	16
18	9
19	18
20	0
21	14
22	11
23	22
24	0
25	20
26	13
27	18
28	0
29	28
30	15
31	30
32	0
33	22
34	17
35	0
36	0
37	36
38	19
39	26
40	0
41	40
42	21
43	42
44	0
45	21
46	23
47	46
48	0
49	42
50	25
51	34
52	0
53	52
54	27
55	0
56	0
57	38
58	29
59	58
60	0
61	60
62	31
63	42
64	0
65	52
66	33
67	66
68	0
69	46
70	35
71	70
72	0